Finding the Fourth Proportional to 542,957.91, 749,267.63 and 297,941.92
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Solution
The fourth proportional to 542,957.91, 749,267.63 and 297,941.92 is: 411,152.01
Step by Step Solution
- Step 1: Write the proportion equation
542,957.91 : 749,267.63 = 297,941.92 : x - Step 2: Convert to fraction form
542,957.91/749,267.63 = 297,941.92/x - Step 3: Cross multiply
542,957.91x = 749,267.63 × 297,941.92 - Step 4: Simplify right side
542,957.91x = 223,238,236,276.05 - Step 5: Solve for x
x = 223,238,236,276.05/542,957.91 - Step 6: Final answer
x = 411,152.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.